that lives underground for their whole lifeB. the Brood V cicadas always come aboveground in big groups every 17 years C. the other kinds of cicadas come around every 13 yearsD. although the Brood V cicadas ……

to cicadas when the ground temperature reaches 17.8 C?1. What happens to cicadas when the ground... of the ground. D. They go underground. D. They go underground. 2. Why are the cicadas so ……

, billions of the noisy Brood V cicadas (十七年蝉) will swarm (成群地出现) to northeastern parts of the US, including New York, Ohio and Pennsylvania. There are other kinds of cicadas that come around once a year ……

Bring the cicadas back to our treesDear editor,Cicadas, those loud insects, are hard to find... have caused them to disappear. Each summer, people go looking everywhere for cicadas for food.They say ……

of cicadas can reach 100 decibels (分贝). That’s as loud as a jet engine (喷气式发动机). Life... could be reborn (重生). They could bring the dead back to life. Chinese people think cicadas ……

in the trees outside my window, some cicadas (蝉) were chirping (唧唧叫). I hadn’t heard them in a while.I used to love cicadas – not only because of their great passion (热情) for summer, but for the long time ……

in the trees outside my window, some cicadas (蝉) were chirping (唧唧叫). I hadn’t heard them in a while.I used to love cicadas – not only because of their great passion (热情) for summer, but for the long time ……

career. Therefore, he led a drifting (漂泊的) life and lived in poverty much like the cicadas.In the poem...恨费声。五更疏欲断，一树碧无情。薄宦梗犹泛，故园芜已平。烦君最相警，我亦举家清。To the Cicadas(Li Shangyin)High, you can’t eat your fill ……

through a large forest, they saw an old man standing under a tree, catching cicadas (蝉) with a bamboo stick. Confucius said, “You are very good at catching cicadas. You must have some special ……

in the US. They are Brood X cicadas (17年蝉). Every 17 years, they come up to the surface from... places in the US. They are Brood X cicadas (17年蝉). Every 17 years, they come up to the surface  ……

different life spans, their life cycles are similar.Is catching cicadas (蝉) a tradition where you... cycle of cicadasThe life cycle of cicadasMating 交配Mating 交配Adult cicadas live for only a few weeks ……

advantage of smartphones wisely.C. Treat smartphones as our friends.D. Live a balanced life... of their lives. 1. ____________Every 17 years, billions of the noisy Brood V cicadas will swarm (成群 ……

 As the ground temperature 1. r___________ 17.8 C, cicadas come out of the 2. g__________.17.8 C, cicadas come out of the 2. g__________.This year is extra 3. n___________ in many parts ……

A cicada makes noises in the tree.   TUCHONGBillions of cicadas are coming out from the ground in the USBillions of cicadas are coming out from the ground in the US最吵的夏天！美国遭遇两百年来最大“蝉灾”最吵 ……

these cicadas spend so much time out of sight?II. ListeningTopic: School life听下面一段独白，然后根据所听的内容判断下面句子的正误。（正确√，错误... cicadas will swarm (成群地出现) to northeastern parts of the US, including New York, Ohio and Pennsylvania ……